Home / 38,287.36-52,838.96-21,295.38

Finding the Fourth Proportional to 38,287.36, 52,838.96 and 21,295.38

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Solution

The fourth proportional to 38,287.36, 52,838.96 and 21,295.38 is: 29,388.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.36 : 52,838.96 = 21,295.38 : x
  2. Step 2: Convert to fraction form
    38,287.36/52,838.96 = 21,295.38/x
  3. Step 3: Cross multiply
    38,287.36x = 52,838.96 × 21,295.38
  4. Step 4: Simplify right side
    38,287.36x = 1,125,225,732.00
  5. Step 5: Solve for x
    x = 1,125,225,732.00/38,287.36
  6. Step 6: Final answer
    x = 29,388.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.